Search a number
-
+
213310230000 = 2435472145109
BaseRepresentation
bin1100011010101001000…
…1111100110111110000
3202101120221211102111220
43012222101330313300
511443324404330000
6241554322305040
721261012016200
oct3065221746760
9671527742456
10213310230000
1182512077a8a
12354111b8180
1317165a6110a
14a477b24400
155836c561a0
hex31aa47cdf0

213310230000 has 300 divisors, whose sum is σ = 801022871880. Its totient is φ = 48756288000.

The previous prime is 213310229963. The next prime is 213310230011. The reversal of 213310230000 is 32013312.

It is a tau number, because it is divible by the number of its divisors (300).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1397446 + ... + 1542554.

Almost surely, 2213310230000 is an apocalyptic number.

213310230000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213310230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400511435940).

213310230000 is an abundant number, since it is smaller than the sum of its proper divisors (587712641880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213310230000 is a wasteful number, since it uses less digits than its factorization.

213310230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145154 (or 145126 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 213310230000 its reverse (32013312), we get a palindrome (213342243312).

The spelling of 213310230000 in words is "two hundred thirteen billion, three hundred ten million, two hundred thirty thousand".